水下性能 的英文怎麼說

中文拼音 [shuǐxiàxìngnéng]
水下性能 英文
submarine bell
  • 水 : 名詞1 （由兩個氫原子和一個氧原子結合而成的液體） water 2 （河流） river 3 （指江、河、湖、海、洋...
  • 下 : 下動詞1. （用在動詞后,表示由高處到低處） 2. （用在動詞后, 表示有空間, 能容納） 3. （用在動詞后, 表示動作的完成或結果）
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 能 : 能名詞（姓氏） a surname
  1. Behavior of underwater sound absorbent rubber

    水下吸聲橡膠的性能研究
  2. The result of experiment shows that und er the conditions of proper ai r - entraining, concrete with 20 % fly ash has excellent frost - resistance. the frost - resistance of concrete with 55 % fly - ash which is admixed with united expansive agent ( uea ) has been improved greatly. the frost - resistance of sulfate aluminate cement concrete with high volume of fly - ash is dramatically lower than that of silicate cement concrete with the same volume of fly - ash

    試驗結果表明：粉煤灰摻量為20的混凝土在適量引氣的條件下具有良好的抗鹽凍性能；粉煤灰摻量為55的混凝土在摻加uea膨脹劑后其抗鹽凍性能有明顯改善；大摻量粉煤灰硫鋁酸鹽水泥混凝土的抗鹽凍性大大低於同摻量的硅酸鹽水泥混凝土。
  3. Andropause is associated with low testosterone level. every man experiences a decline of bioavailable testosterone but some men s levels dip lower than others. and when this happens, these men may experience andropause symptoms

    每一個男性都會經歷男性賀爾蒙下降的現象，但有些男士的男性賀爾蒙水平可能較其他男士為低，他們便更可能出現男性更年期的徵狀。
  4. The results of research on the workability of hbc concrete show that hbc concrete, when compared with opc concrete, has excellent compatibility with superplasticizer, in terms of better initial fluidity, less slump loss, definite saturation point and less dosage at saturation point. in addition, good mineral admixture such as i class fly ash can obviously improve the workability of hbc concrete. moreover, hbc concrete exhibits more excellent workability under the condition of low w / c ratio, which indicates hbc is more suitable for making super high strength concrete whose w / c ratio is very low

    對高貝利特水泥高性能混凝土工作性能的研究結果表明，高貝利特水泥與高效減水劑具有良好的適應性，表現為初始流動度較大，經時損失較小，具有明顯的飽和點且飽和點摻量較小；此外，優質的礦物摻和料如一級粉煤灰能明顯改善hbc混凝土的工作性能；更為突出的是hbc混凝土在低水膠比的情況下表現出更為優異的工作性，這一特性預示著高貝利特水泥更適宜配製水膠比很低的超高強混凝土。
  5. This paper made a research on effects of n - butyl alcohol as auxiliary in traditional mesoporous zeolite synthesis system

    摘要研究了在傳統的水體系下，將少量正丁醇引入介孔分子篩合成體體系做助劑對介孔分子篩合成及其物化性能帶來的影響。
  6. Through the experimental research, we think : the technological capacity of fiberglass asphalt macadam if weaker than asphalt macadam, however, if use elasticized capacity to solve blending technological problem. adjust the breed of fiber silk, extend its diameter, its paving capacity is still worth exploring, asphalt - rubber macadam structure lager have good deformed - become capacity and crazed - resistance capacity, small gap rate. good water - resistance capacity, good hot - stability and simple construction technology. therefore. pitch rubber spall is a good cover material which is suitable for the second class or lower whose asphalt pavement has split open because of fatigue. and is the good structural measure of preventing half - rigidity grass - roots unit shrink - rift reflecting. pave a thin layer of pitch rubber spall between asphalt - type pavement layer and half - rigidity basic level, although the cost of building is higher than paving togongbu in the middle, the construction technology, crazing - resistance and water - resistance are better than togongbu, not only could reduce greatly the reflex of half - rigidity grass - roots unit material, long then the use lifespan of pavement, but also it is possible to reduce suitably the thickness of asphalt mixture layer, though the cast of building in the early days becomes more, in the long - term opinion, it have fully important technological and economical significance

    通過試驗研究認為：玻璃纖維瀝青碎石的技術性能不如瀝青碎石好，但路用彈性性能較好，如能解決拌和工藝問題，調整纖維絲的品種，增大其直徑，其路用性能仍值得探討，瀝青橡膠碎石結構層具有變形性能和抗裂性能良好，空隙率小，防水性能好，熱穩定性較好，施工工藝簡單的特點，因此，瀝青橡膠碎石是二級及二級以下公路因疲勞而開裂的瀝青路面的良好罩面材料，也是防止半剛性基層收縮裂縫反射的良好結構措施，在瀝青類路面面層和半剛性基層之間夾鋪瀝青橡膠碎石薄層，雖然造價比夾鋪土工布高，但其施工工藝，抗裂性能和防水性能均優于土工布，不僅可以大大減少半剛性基層材料的反射裂縫，延長路面使用壽命，而且可能適當減薄瀝青混合料面層的厚度，雖然初期造價有所增加，從長遠來看，具有十分重要的技術和經濟意義。
  7. Through the inspecting, the author selected three methods of eradiate noise ' s feature extraction. the methods include the pedigree, e - filter, fractal. in those methods, the pedigree is based on frequency field, the e - filter is based on the energy field and the fractal is based on time field

    本文作者經過考察，採用了三種前期研究中較為有效的水下目標特徵提取方法? ?基於功率譜估計的線譜特徵提取方法、基於小波分析的不同頻段內能量特徵提取方法和基於水聲信號分維特性的特徵提取方法。
  8. In the paper, theoretic transfer heat model of hhchp is established. after comparing experimental value and estimative value, we deduce that theoretic transfer heat model accords with actual condition, so we can estimate the heat performance of hhchp by theoretic calculation formula

    同時建立了蜂窩熱管平板式太陽能熱水器的理論傳熱模型，通過對實驗值和理論值的比較，得出進行簡化后的理論模型在一般情況下與實際的情況是符合的，因此可以用理論計算公式對蜂窩熱管平板式太陽能熱水器的熱性能進行估算。
  9. Three water - soluble acrylic resins are prepa red by polymerizing esters acrylate, acrylic acid ， methylacrylic acid ， esters methylacrylate with phenyl - ethene or ethylene acetate in present of water or alcohol and initiating agent. properties of the acrylic resins are characterized. results show that the resins possess excellent character, i. e. adhibity, water - solubility, expansion after dry for water ， anti acidity or bascity and brightness in the products of same type

    以丙烯酸、丙烯酸酯、甲基丙烯酸、甲基丙烯酸酯等作為基料，在引發劑的存在下，以水或醇作溶劑進行聚合，加入苯乙烯、醋酸乙烯等改性，合成了3種不同的水溶性丙烯酸改性樹脂，並對其性能進行了測定.結果表明：這3種樹脂的粘度、水溶解性、乾燥后膜的吸脹性、抗酸堿性、光亮度等性能均優于同類產品
  10. The dissertatio n constructs the index system, introduces the coefficients of development, coordination, fairness, and the coefficient of sd, which is composed by the former three and can reflects the sd overall strength of watershed, brings forward the quantative criteria of in order that the research of wrcc is based on the good watershed ecology and environment, the dissertation, according to the ecological appropriate theory, builds the logarithm normal distribution model about the relation between the growth of natural vegetation and the depth of groundwater ; based on this relation model, proposes a quantitative method of ecological water requirement ( ewr ) of natural vegetation in arid area, which utilizes the results of rs technique and the spot testing data of vegetative physiology demand

    針對流域特點建立了基於水資源的流域可持續發展評價指標體系，引入發展系數、協調系數、公平系數，以及由其構成的衡量水資源支撐社會可持續發展綜合水平與能力的可持續發展系數，提出了可持續發展的定量判別方法。為保證在良好生態的前提下進行水資源承載能力研究，論文根據生態適宜性理論，建立了乾旱區典型天然植物生長與主要環境因子的偏態單峰對數正態分佈模型。基於此關系模型，利用遙感技術成果以及植物生理需水的現場實驗數據，提出了乾旱區天然植被生態需水量計算方法。
  11. By the large quantity of indoor and field soil mechanics test, this paper investigated physics and mechanics property of xigeda stratum and xigeda compounding filling, profoundly and systematically studied on shearing strength, cbr ( including indoor cbr and field cbr ) and intensity feature of xigeda compounding filling. the new achievement and cognition as follows : ( 1 ) cbr value is decided by moisture content and mudstone content of xigeda compounding filling. the filling material can satisfy minimum intensity standard of express highway when mudstone content is less than some fixed value, ( 2 ) this paper established field cbr standard value which can synthetically evaluate the filling material nature and field compaction degree. ( 3 ) the optimal compacting mean of xigeda compounding filling is hard oscillation first and weak oscillation later, not traditional way which is weak oscillation first and hard oscillation later. ( 4 ) this paper put forward the conception of optimum moisture content in construction different from optimum moisture content of indoor impaction

    本文以昔格達填料強度特徵為研究對象，通過大量的室內及現場試驗，從昔格達地層巖組的物理力學性質、昔格達填料的物理性質入手，對昔格達填料的抗剪強度、室內承載比及現場承載比特徵進行了較系統地研究，獲得了如下認識及進展：昔格達混合填料承載比值受填料含水量及其中泥巖含量的影響，當泥巖含量小於一定值時，昔格達混合填料具有較高的承載比值，能夠滿足高速公路對填料的最低強度要求；建立了綜合評判昔格達填料性能及現場壓實效果的現場承載比（ cbr ）標準；對于昔格達填料而言，最佳的碾壓方式為先強振后弱振而不是傳統的先弱振后強振；提出了與室內擊實最優含水量相區別的施工最佳含水量的概念。
  12. Equipment for abatement of water pollution by oil. skimmers. test methods for performance assessment in ? controlled environment

    減少油對水污染的設備.撇油器.受控環境下性能評估試驗方法
  13. On the above basis, the controlling methods suitable to all types of indoor heating systems for outdoor heating hydraulic system are discussed, and a guide principle of the designing for indoor heating system and outdoor heating hydraulic system is provided

    著重研究了室內採暖系統在安裝散熱器恆溫閥后，其運行工況下性能參數的變化，在此基礎上，研究了與各種室內採暖系統相適應的室外供熱管網水系統變水量運行策略，闡述了與我國住宅建築採暖計量收費所適應的室內採暖系統和室外供熱管網水系統的設計原則。
  14. According to the layout plan of the pumping station, the flow patterns in the round sump under different operating conditions were studied. also, the influence of the flow patterns on pump performance was discussed

    本文從泵站布置特點出發，研究了在不同工況下不同開機組合時圓形集水池的流態及其對水泵性能的影響。
  15. Although the structure of the pump is different from the normal one, the performance of the pump can be measured and the internal flow fields in the volute and impellers can be investigated by using piv easily

    這樣，該實驗裝置既能進行水泵性能試驗，又滿足piv的測試要求。本文在轉速為1200r / min工況下，進行了水泵的外特性試驗，得到了水泵的性能曲線。
  16. The novel mechanism dynamically participates register functions, as well as overcomes static general register pressure for software pipelining ; ( 3 ) a cost model for software pipelining is proposed in the dissertation, and quantitative evaluation is also performed ; ( 4 ) a dependence based cost testing ( dbct ) algorithm and decision framework are proposed

    軟體流水的性能會受到計算機體系結構、編譯演算法和程序特性的限制，該模型提出了軟體流水是一種有損策略的新觀點，並在確定體系結構和編譯演算法的條件下對軟體流水的開銷進行了量化分析； （ 4 ）提出了一種基於相關性分析的軟體流水開銷測試（ dbct ）演算法以及軟體流水的決策框架。
  17. Test rolling table is an analogue equipment, which simulates the motions of a ship disturbed by the wave force, and it serves as the bench simulated ship motions for performance test of the anti - rolling tank

    試驗搖擺臺是用於模擬船舶在波浪作用下的運動的一種模擬裝置，為減搖水艙性能試驗提供船舶運動模擬平臺。
  18. As an inlet structure, the forbay is an important part of the pumping station. the pressurized forbay, close in top structure, is a kind of particular forbay in which water is pressurized. based on the integral hydraulic model test of shanghai changqiao waterwork ' s water - transport pumping station, some research on the hydraulic characteristics of the pressurized forbay has been done in the paper. the main content is listed as follows : l. the hydraulic characteristics of the pressurized forbay in different water supply combination and different pump unit combination without divertion measure, and the reason of the poor flow state. 2. the hydraulic characteristics of the pressurized forbay with diversion pier, and the reason why the flow state can be improved. 3. the experimental research on the critical air suction condition of the pressurized forbay

    本文基於上海長橋自來水廠改造工程送水泵站整體水力模型試驗，對有壓前池的水力特性進行了研究，研究的主要內容如下： 1 、無導流措施的有壓前池在不同供水組合及不同機組開機組合條件下的水力特性，並分析了流態較差的原因； 2 、加設導流墩後有壓前池的水力特性，以及加設導流墩流態改善的原因; 3 、有壓前池進氣臨界條件的試驗研究； 4 、水泵進氣以後水泵性能的討論。
  19. The labyrinth - type emitter can be directly applied to irrigation experiment, the flow rate of 8 emitter prototypes are mensurated under 12 pressure values on the test - bad. moreover, experimental data are analyzed with multivariable linear regression in matlab, formulas of pressure versus flow and regression plots for 8 different emitters are induced from the regression analyses

    製作出的一體化滴頭原型直接連接到水力性能試驗臺上進行流量試驗，測定了12個壓力點下8種滴頭原型的出水量；應用matlab軟體中的多元線性回歸演算法對所得試驗數據進行了回歸分析，得出了8種滴頭的壓力流量公式和回歸曲線圖。
  20. ( 2 ) hydraulic performance of seven typical emitters forms were studied under different flow passage length respectively through experiments. the exponent of flow state of these emitters was compared

    （ 2 ）對7種典型流道結構形式的滴頭分別在不同流道長度下的水力性能進行了研究。
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